:root{
    --navy-ink:#0B1330;
    --navy-deep:#060912;
    --navy-panel:#111a3d;
    --surface:#F4F6FB;
    --white:#FFFFFF;
    --amber:#FFC300;
    --amber-deep:#E6A700;
    --cyan:#00D1FF;
    --cyan-deep:#00A8CC;
    --ink:#10152B;
    --muted:#5B6178;
    --muted-light:#A8AEC4;
    --line:#E3E7F1;
    --eco:#22C55E;
    --radius:18px;
    --radius-sm:10px;
    --shadow-lg:0 24px 60px -20px rgba(11,19,48,0.35);
    --shadow-sm:0 8px 24px -12px rgba(11,19,48,0.18);
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:'Inter',sans-serif;
    color:var(--ink);
    background:var(--surface);
    -webkit-font-smoothing:antialiased;
  }
  img,svg{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  ul{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;margin:0;line-height:1.08;letter-spacing:-0.01em;}
  p{margin:0;}
  .mono{font-family:'JetBrains Mono',monospace;}
  .wrap{max-width:1240px;margin:0 auto;padding:0 32px;}
  @media (max-width:640px){.wrap{padding:0 20px;}}

  .eyebrow{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:0.14em;
    text-transform:uppercase;
    display:inline-flex;align-items:center;gap:10px;
  }
  .eyebrow::before{
    content:"";
    width:8px;height:8px;border-radius:50%;
    background:var(--amber);
    box-shadow:0 0 0 4px rgba(255,195,0,0.18);
  }

  a:focus-visible, button:focus-visible{
    outline:3px solid var(--cyan);
    outline-offset:3px;
    border-radius:4px;
  }

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 26px;border-radius:999px;
    font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:15.5px;
    border:1px solid transparent;cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    white-space:nowrap;
  }
  .btn:hover{transform:translateY(-2px);}
  .btn-amber{background:var(--amber);color:var(--navy-deep);box-shadow:0 10px 30px -10px rgba(255,195,0,0.55);}
  .btn-amber:hover{background:#FFD230;}
  .btn-outline-dark{border-color:rgba(255,255,255,0.28);color:#fff;}
  .btn-outline-dark:hover{border-color:var(--cyan);background:rgba(0,209,255,0.08);}
  .btn-outline-light{border-color:rgba(11,19,48,0.16);color:var(--ink);}
  .btn-outline-light:hover{border-color:var(--navy-ink);background:rgba(11,19,48,0.04);}
  .btn-block{width:100%;}

  /* ---------- Header ---------- */
  header{
    position:sticky;top:0;z-index:100;
    background:rgba(6,9,18,0.85);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,0.08);
  }
  .nav{
    display:flex;align-items:center;justify-content:space-between;
    height:78px;
  }
  .logo{display:flex;align-items:center;gap:10px;color:#fff;font-family:'Space Grotesk';font-weight:700;font-size:19px;letter-spacing:-0.01em;}
  .logo .mark{width:34px;height:34px;flex-shrink:0;}
  .nav-links{display:flex;align-items:center;gap:34px;}
  .nav-links a{
    color:var(--muted-light);font-size:14.5px;font-weight:500;
    position:relative;padding:6px 0;transition:color .15s ease;
  }
  .nav-links a:hover, .nav-links a.active{color:#fff;}
  .nav-links a.active::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
    background:linear-gradient(90deg,var(--amber),var(--cyan));border-radius:2px;
  }
  .nav-cta{display:flex;align-items:center;gap:18px;}
  .nav-phone{display:flex;align-items:center;gap:8px;color:#fff;font-family:'JetBrains Mono';font-size:13.5px;font-weight:500;}
  .nav-phone svg{width:16px;height:16px;color:var(--amber);}
  .burger{display:none;background:none;border:none;color:#fff;padding:6px;cursor:pointer;}
  @media (max-width:900px){
    .nav-links, .nav-phone{display:none;}
    .burger{display:block;}
  }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:radial-gradient(1200px 600px at 82% -10%, rgba(0,209,255,0.16), transparent 60%),
               radial-gradient(900px 500px at 0% 100%, rgba(255,195,0,0.10), transparent 55%),
               linear-gradient(180deg, var(--navy-deep) 0%, var(--navy-ink) 100%);
    color:#fff;
    padding:88px 0 70px;
  }
  .hero-grid{
    display:grid;grid-template-columns:1.05fr 0.95fr;gap:56px;align-items:center;
  }
  @media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:40px;}}
  .hero h1{
    font-size:clamp(40px, 5.6vw, 68px);
    margin:20px 0 22px;
    color:#fff;
  }
  .hero h1 em{
    font-style:normal;
    background:linear-gradient(92deg,var(--amber),#FFE27A);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero p.lede{
    font-size:18.5px;line-height:1.6;color:var(--muted-light);max-width:520px;margin-bottom:34px;
  }
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:46px;}
  .hero-stats{display:flex;gap:28px;flex-wrap:wrap;}
  .hero-stat{border-left:2px solid rgba(255,255,255,0.14);padding-left:14px;}
  .hero-stat .num{font-family:'Space Grotesk';font-weight:700;font-size:26px;color:#fff;}
  .hero-stat .num span{color:var(--amber);}
  .hero-stat .label{font-family:'JetBrains Mono';font-size:11.5px;letter-spacing:.06em;color:var(--muted-light);text-transform:uppercase;margin-top:2px;}

  .hero-art{position:relative;}
  .panel-card{
    position:relative;background:var(--navy-panel);
    border:1px solid rgba(255,255,255,0.08);
    border-radius:24px;padding:34px;
    box-shadow:var(--shadow-lg);
  }
  .panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;}
  .panel-head .dot-row{display:flex;gap:6px;}
  .panel-head .dot-row span{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.18);}
  .panel-head .dot-row span:first-child{background:var(--amber);}
  .panel-label{font-family:'JetBrains Mono';font-size:11px;letter-spacing:.1em;color:var(--muted-light);text-transform:uppercase;}
  .readout{
    display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px;
  }
  .readout .cell{
    background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.07);
    border-radius:12px;padding:14px 16px;
  }
  .readout .cell .k{font-family:'JetBrains Mono';font-size:10.5px;color:var(--muted-light);letter-spacing:.08em;text-transform:uppercase;}
  .readout .cell .v{font-family:'Space Grotesk';font-size:20px;font-weight:600;color:#fff;margin-top:4px;}
  .readout .cell .v.on{color:var(--cyan);}
  .readout .cell .v.warn{color:var(--amber);}
  .pulse-line{stroke:var(--cyan);stroke-dasharray:6 10;animation:dash 3.2s linear infinite;}
  @keyframes dash{to{stroke-dashoffset:-160;}}
  .bolt-glow{filter:drop-shadow(0 0 14px rgba(255,195,0,0.55));}
  .float-badge{
    position:absolute;right:-16px;bottom:-18px;
    background:#fff;color:var(--navy-ink);border-radius:16px;
    padding:14px 18px;box-shadow:var(--shadow-lg);
    display:flex;align-items:center;gap:10px;
  }
  .float-badge svg{width:26px;height:26px;color:var(--eco);}
  .float-badge .t1{font-family:'Space Grotesk';font-weight:700;font-size:14.5px;}
  .float-badge .t2{font-family:'JetBrains Mono';font-size:10.5px;color:var(--muted);}
  @media (max-width:520px){.float-badge{right:8px;bottom:-16px;padding:10px 14px;}}

  @media (prefers-reduced-motion: reduce){
    .pulse-line{animation:none;}
    *{scroll-behavior:auto !important;}
  }

  /* ---------- Trust strip ---------- */
  .trust{
    background:var(--navy-deep);border-top:1px solid rgba(255,255,255,0.06);
    padding:26px 0;
  }
  .trust-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px 34px;}
  .trust-item{display:flex;align-items:center;gap:10px;color:var(--muted-light);}
  .trust-item svg{width:20px;height:20px;color:var(--amber);flex-shrink:0;}
  .trust-item b{color:#fff;font-family:'Space Grotesk';font-weight:600;font-size:14.5px;}
  .trust-item span{font-size:13px;}

  /* ---------- Section shared ---------- */
  section{padding:96px 0;}
  .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:52px;flex-wrap:wrap;}
  .section-head h2{font-size:clamp(28px,3.4vw,40px);}
  .section-head p{color:var(--muted);font-size:16.5px;max-width:460px;margin-top:10px;line-height:1.55;}
  .eyebrow.dark{color:var(--navy-ink);}
  .eyebrow.light{color:var(--muted-light);}

  /* ---------- Services ---------- */
  .services{position:relative;}
  .services-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;
  }
  @media (max-width:980px){.services-grid{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:560px){.services-grid{grid-template-columns:1fr;}}
  .svc-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:26px 24px;position:relative;overflow:hidden;
    transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  }
  .svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-sm);border-color:transparent;}
  .svc-node{
    position:absolute;top:22px;right:22px;width:9px;height:9px;border-radius:50%;
    background:var(--line);
  }
  .svc-card:hover .svc-node{background:var(--cyan);box-shadow:0 0 0 5px rgba(0,209,255,0.16);}
  .svc-icon{
    width:46px;height:46px;border-radius:12px;
    background:linear-gradient(135deg, rgba(255,195,0,0.14), rgba(0,209,255,0.14));
    display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  }
  .svc-icon svg{width:24px;height:24px;color:var(--navy-ink);}
  .svc-card h3{font-size:18px;margin-bottom:8px;}
  .svc-card p{color:var(--muted);font-size:14.5px;line-height:1.55;}
  .svc-tag{font-family:'JetBrains Mono';font-size:10.5px;color:var(--muted-light);letter-spacing:.08em;text-transform:uppercase;display:block;margin-bottom:10px;}

  /* ---------- Process (why choose) ---------- */
  .why{background:var(--navy-ink);color:#fff;position:relative;overflow:hidden;}
  .why::before{
    content:"";position:absolute;inset:0;
    background:radial-gradient(700px 400px at 90% 20%, rgba(0,209,255,0.14), transparent 60%);
  }
  .why .wrap{position:relative;}
  .why .section-head p{color:var(--muted-light);}
  .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,0.08);border-radius:var(--radius);overflow:hidden;}
  @media (max-width:860px){.why-grid{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:560px){.why-grid{grid-template-columns:1fr;}}
  .why-cell{background:var(--navy-panel);padding:30px 26px;}
  .why-cell .num{font-family:'JetBrains Mono';color:var(--amber);font-size:13px;margin-bottom:14px;}
  .why-cell .big{font-family:'Space Grotesk';font-weight:700;font-size:30px;color:#fff;margin-bottom:6px;}
  .why-cell .t{font-family:'Space Grotesk';font-weight:600;font-size:15.5px;margin-bottom:6px;}
  .why-cell .d{color:var(--muted-light);font-size:13.8px;line-height:1.5;}

  /* ---------- Projects ---------- */
  .projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  @media (max-width:860px){.projects-grid{grid-template-columns:1fr;}}
  .proj-card{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);transition:transform .2s ease, box-shadow .2s ease;}
  .proj-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-sm);}
  .proj-media{height:190px;position:relative;}
  .proj-body{padding:22px 24px 26px;}
  .proj-tag{font-family:'JetBrains Mono';font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan-deep);margin-bottom:10px;display:block;}
  .proj-body h3{font-size:19px;margin-bottom:8px;}
  .proj-body p{color:var(--muted);font-size:14px;line-height:1.55;}
  .section-cta-row{display:flex;justify-content:center;margin-top:44px;}

  /* ---------- Sustainability teaser ---------- */
  .eco{
    background:linear-gradient(120deg, #EAF7EE 0%, var(--surface) 55%);
    border-radius:28px;margin:0 auto;max-width:1240px;
    padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  }
  @media (max-width:900px){.eco{grid-template-columns:1fr;padding:36px 26px;border-radius:20px;}}
  .eco h2{font-size:clamp(26px,3vw,34px);margin-bottom:16px;}
  .eco p{color:var(--muted);line-height:1.6;font-size:15.5px;margin-bottom:22px;}
  .eco-points{display:flex;flex-direction:column;gap:14px;margin-bottom:26px;}
  .eco-point{display:flex;gap:12px;align-items:flex-start;}
  .eco-point svg{width:20px;height:20px;color:var(--eco);flex-shrink:0;margin-top:2px;}
  .eco-point span{font-size:14.5px;color:var(--ink);line-height:1.5;}
  .eco-art{background:#fff;border-radius:20px;padding:28px;box-shadow:var(--shadow-sm);}

  /* ---------- Testimonials ---------- */
  .testi{background:var(--navy-deep);color:#fff;}
  .testi .section-head p{color:var(--muted-light);}
  .testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  @media (max-width:860px){.testi-grid{grid-template-columns:1fr;}}
  .testi-card{background:var(--navy-panel);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius);padding:26px;}
  .testi-card .stars{color:var(--amber);font-size:15px;letter-spacing:2px;margin-bottom:14px;}
  .testi-card p.quote{font-size:15.5px;line-height:1.6;color:#fff;margin-bottom:18px;}
  .testi-card .who{font-family:'JetBrains Mono';font-size:12px;color:var(--muted-light);}

  /* ---------- CTA band ---------- */
  .cta-band{
    background:linear-gradient(100deg, var(--navy-ink), #16205A 60%, var(--navy-ink));
    color:#fff;border-radius:28px;max-width:1240px;margin:0 auto;
    padding:64px 56px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;
    position:relative;overflow:hidden;
  }
  .cta-band::after{
    content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
    background:radial-gradient(circle, rgba(255,195,0,0.28), transparent 70%);
  }
  .cta-band h2{font-size:clamp(26px,3.2vw,36px);max-width:480px;position:relative;}
  .cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;}
  .cta-band .phone-big{font-family:'JetBrains Mono';font-size:14px;color:var(--muted-light);margin-top:12px;position:relative;}
  .cta-band .phone-big a{color:var(--amber);font-weight:600;}

  /* ---------- Footer ---------- */
  footer{background:var(--navy-deep);color:var(--muted-light);padding:70px 0 30px;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,0.08);}
  @media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;}}
  @media (max-width:560px){.foot-grid{grid-template-columns:1fr;}}
  .foot-logo{display:flex;align-items:center;gap:10px;color:#fff;font-family:'Space Grotesk';font-weight:700;font-size:18px;margin-bottom:14px;}
  .foot-logo .mark{width:28px;height:28px;}
  .foot-grid p{font-size:14px;line-height:1.6;max-width:280px;}
  .foot-grid h4{color:#fff;font-family:'JetBrains Mono';font-size:12px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;font-weight:600;}
  .foot-grid li{margin-bottom:10px;font-size:14px;}
  .foot-grid a:hover{color:#fff;}
  .foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:26px;font-size:13px;}
  .foot-bottom a:hover{color:#fff;}

  .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
  .reveal.in{opacity:1;transform:translateY(0);}
  @media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;}}


/* ---------- WhatsApp floating button ---------- */
.whatsapp-float{
  position:fixed;left:24px;bottom:24px;z-index:200;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px -8px rgba(37,211,102,0.55), 0 4px 10px rgba(11,19,48,0.25);
  transition:transform .2s ease, box-shadow .2s ease;
}
.whatsapp-float:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 16px 34px -8px rgba(37,211,102,0.65);}
.whatsapp-float svg{width:30px;height:30px;}
.whatsapp-float .wa-tooltip{
  position:absolute;left:70px;bottom:14px;white-space:nowrap;
  background:var(--navy-ink);color:#fff;font-family:'Space Grotesk',sans-serif;font-size:13.5px;font-weight:600;
  padding:9px 14px;border-radius:8px;box-shadow:var(--shadow-sm, 0 8px 24px -12px rgba(11,19,48,0.18));
  opacity:0;transform:translateX(-6px);pointer-events:none;transition:opacity .18s ease, transform .18s ease;
}
.whatsapp-float:hover .wa-tooltip{opacity:1;transform:translateX(0);}
@media (max-width:640px){
  .whatsapp-float{left:16px;bottom:16px;width:52px;height:52px;}
  .whatsapp-float svg{width:26px;height:26px;}
  .whatsapp-float .wa-tooltip{display:none;}
}
@media (prefers-reduced-motion: reduce){
  .whatsapp-float, .whatsapp-float:hover{transition:none;}
}